Home / 88,082.93-121,553.14-51,788.46

Finding the Fourth Proportional to 88,082.93, 121,553.14 and 51,788.46

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Solution

The fourth proportional to 88,082.93, 121,553.14 and 51,788.46 is: 71,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,082.93 : 121,553.14 = 51,788.46 : x
  2. Step 2: Convert to fraction form
    88,082.93/121,553.14 = 51,788.46/x
  3. Step 3: Cross multiply
    88,082.93x = 121,553.14 × 51,788.46
  4. Step 4: Simplify right side
    88,082.93x = 6,295,050,352.22
  5. Step 5: Solve for x
    x = 6,295,050,352.22/88,082.93
  6. Step 6: Final answer
    x = 71,467.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.